1Filial piety — devotion and care shown by a child toward their parents, traditionally regarded as a virtue in Japanese culture. Used with roughly the same meaning as the more emphatic 親孝行.
就職してから、毎月実家に仕送りをして孝行している。
Since starting work, I've been showing filial devotion by sending money home every month.
親孝行のつもりで、休みのたびに実家に帰るようにしている。
As an act of filial devotion, I make a point of going back to my parents' house every time I have time off.
忙しくて、なかなか親に孝行できていないと感じる。
I feel like I've been too busy to really take proper care of my parents.
祖母の介護を引き受けたのは、彼なりの孝行だった。
Taking on his grandmother's care was his own way of showing filial devotion.
2Showing devoted care not necessarily limited to one's parents, but toward any person one owes gratitude to, such as an elder or mentor.
長年お世話になった恩師に、感謝の気持ちを込めて孝行のつもりで贈り物をした。
As a token of devotion and gratitude, I gave a gift to the teacher who had looked after me for many years.
育ての親に孝行しようと、退職後は近くに引っ越して面倒を見ている。
Wanting to show devotion to the parent who raised him, he moved nearby after retiring to look after them.